RT9721A RICHTEK [Richtek Technology Corporation], RT9721A Datasheet - Page 3

• Manufacturer Part Number: RT9721A
• Description: 80m?, 500mA High-Side Power Switches with Flag
• Manufacturer: RICHTEK [Richtek Technology Corporation]

Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
DS9721A/B-02 April 2011
Switch On Resistance
Supply Current
EN
Threshold
EN Input Current
Output Leakage Current
Output Turn-On Rise Time
Current Limit Detect Threshold
Current Limit
FLG Output Resistance
FLG Off Current
FLG Delay Time
Shutdown Auto-Discharge
Resistance
Supply Input Voltage, V
EN Input Voltage ----------------------------------------------------------------------------------------------------------- −0.3V to 6V
Flag Voltage ---------------------------------------------------------------------------------------------------------------- 6V
Power Dissipation, P
SOT-23-5 -------------------------------------------------------------------------------------------------------------------- 0.4W
Package Thermal Resistance (Note 2)
SOT-23-5, θ
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------- 260°C
Junction Temperature ----------------------------------------------------------------------------------------------------- 150°C
Storage Temperature Range --------------------------------------------------------------------------------------------
ESD Susceptibility (Note 3)
HBM -------------------------------------------------------------------------------------------------------------------------- 4kV
MM ---------------------------------------------------------------------------------------------------------------------------- 400V
Supply Input Voltage Range, V
EN Input Voltage Range -------------------------------------------------------------------------------------------------- 0V to 5.5V
Junction Temperature Range -------------------------------------------------------------------------------------------- −40°C to 125°C
Ambient Temperature Range -------------------------------------------------------------------------------------------- −40°C to 85°C
IN
= 5V, C
IN
Parameter
= 1μF, C
JA
Logic-Low Voltage
Logic-High Voltage
--------------------------------------------------------------------------------------------------------------- 250°C/W
(Note 5)
OUT
D
@ T
= 10μF, T
IN
------------------------------------------------------------------------------------------------ 6V
A
= 25°C
IN
A
--------------------------------------------------------------------------------------- 2.5V to 5.5V
= 25°C, unless otherwise specified)
R
I
I
V
V
I
I
T
I
HOLD
I
R
I
t
R
SW_ON
SW_OFF
EN
LEAKAGE
LIM_THRES
LIM
FLG_OFF
D
IL
IH
ON_RISE
Symbol
DS(ON)
FLG
Discharge
(Note 1)
V
Switch On, V
Switch Off, V
V
V
V
V
10% to 90% of V
I
V
I
V
From fault condition to FLG
assertion
V
OUT
SINK
IN
IN
IN
EN
EN
OUT
FLG
EN
= 5V, I
= 2.5V to 5.5V, Switch Off
= 2.5V to 5.5V, Switch On
= 0V, R
= 5V
= 0V
Rising
= 1mA
= 5V
= 4V
Test Conditions
OUT
LOAD
(Note 4)
OUT
OUT
= 100mA
OUT
= Open
= Open
= 0Ω
Rising
Min
500
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2
5
RT9721A/B
0.01
0.01
Typ
200
100
0.1
0.5
80
50
10
12
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−
To be continued
Max
www.richtek.com
100
900
150
0.8
0.1
70
20
65°C to 150°C
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1
1
1
1
Unit
mΩ
mA
ms
μA
μA
μA
μA
μs
Ω
Ω
V
V
A
3